阳偏衰，一般以哪些脏为主
A．脾、肾B．心、肾C．肺、肾D．肝、肾E．肺、脾
参考答案：A
感染HBV后最早出现的抗体是（）。
A.抗-HAV
B.抗-HBs
C.抗-HBc
D.抗-HBe
E.抗-HDV
When the middle-aged man was visiting his girlfriend, she demanded that he _______ his beard.
A．shaved
B．had shaved
C．would shave
D．shave
